Home / 17,515.39-24,170.59-9,557.45

Finding the Fourth Proportional to 17,515.39, 24,170.59 and 9,557.45

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Solution

The fourth proportional to 17,515.39, 24,170.59 and 9,557.45 is: 13,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.39 : 24,170.59 = 9,557.45 : x
  2. Step 2: Convert to fraction form
    17,515.39/24,170.59 = 9,557.45/x
  3. Step 3: Cross multiply
    17,515.39x = 24,170.59 × 9,557.45
  4. Step 4: Simplify right side
    17,515.39x = 231,009,205.40
  5. Step 5: Solve for x
    x = 231,009,205.40/17,515.39
  6. Step 6: Final answer
    x = 13,188.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.